Q235 MS black iron square tube weight/rectangular tubes
Q235 MS black iron square tube weight/rectangular tubes
Black iron square tube
Square tube
Rectangular tubes
| Product Name | Q235 MS black iron square tube/rectangular tubes |
| Material | Q195,Q215,Q235,Q345; SS400,A53,A106,Low Carbon Steel |
| Standard | GB/BS/ASTM/DIN/JIS |
| Sizes(mm) | 15*15 19*19 20*20 25*25 30*30 32*32 35*35 38*38 40*40 50*50 60*60 75*75 80*80 100*100 150*150 200*200 13*25 20*30 20*40 25*40 25*50 30*40 30*50 37*57 37*77 38*75 40*60 40*80 50*70 45*90 50*100 75*25 80*120 50*150 etc. |
| Thickness | 0.3mm-60mm |
| Finish Treatment | Color Painting, Oiled, BE, PE, Perforate, Threaded, Threaded with Coupling, Etc... |
| Package | Bundles/ Bundle with water-proof bag or as customers request |
| Production Capacity | 2000 tons/day |
| Delivery Time | Normally 10-20 days after received deposit or Lc. |
| Payment Term | CIF & CFR FOB (T/T + B/L copy or L/C at sight) |
| Loading Port | Tianjin,China |
| Main Market | Europe,Southeast Aisa ,South America and Africa regions |
| Chemical Element Content For Reference | ||||
| Q195 Chemical Element Content | ||||
| C | Mn | Si | S | P |
| ≤0.12 | ≤0.50 | ≤0.30 | ≤0.040 | ≤0.035 |
| Q235 Chemical Element Content | ||||
| C | Mn | Si | S | P |
0.12~0.20%
|
0.30~0.67
|
≤0.30
|
≤0.045
|
≤0.045
|
| Q345 Chemical Element Content | ||||
| C | Mn | Si | S | P |
| ≤0.20 | ≤1.70 | ≤0.55 | ≤ 0.040 | ≤ 0.040 |
| Mechanical Property For Reference | |||
| Grade | Yield Strength/Mpa | Tensile Strength/Mpa | Elongation / % |
| Q195 | 195 | 315~430 | 33 |
| Q235 | 235 | 375~500 | 25 |
| Q345 | 345 | 490~675 | 21 |
About Us:
Our factory established in 1979,which is located in Tianyu Science and Technology Park,Jinghai County,Tianjin City,China.
Our company has 37 years' experience in manufacturing hot dipped galvanized steel strip / coil and pre galvanized steel hollow section and steel pipe.
Workers and a team of engineers,advanced production lines and a factory with more than 200000 square meters, our output capacity reaches 2000 tons everyday.
Superiority:
We are the professional manufacturer of galvanized steel strip / coil and galvanized steel hollow section and steel pipe. We have been in this line for 37th years.
Based on experience,with our reasonable price ,high quality and considerate service.Our products enjoy the high reputation in our market,products are sold more than 30 provinces and regions of China.
Meanwhile,the products are welcomed by Europe,Southeast Aisa ,South America and Africa regions. It has already entered America,Australia,Chile,Singapore,Japan,Korea,Thailand,Myanmar,India,Bangladesh,Sri Lanka etc.
Quality Control:
- Before the order to be confirmed,we would check the material by sample,which should be strictly the same as mass production.
- We will trace the different phase of production from the beginning
- Every product quality checked before packing
- Clients could send one QC or point the third party to check the quality before delivery.We will try our best to help clients when problem occurred.
Payment Term :
- 100% L/C at sight.
- CFR & CIF: 30% deposit T/T in advance,70% balance against the B/L copy.
- FOB: 30% deposit T/T in advance,70% balance against finished the production.
After Sales Service:
- Shipment and products quality tracking include lifetime.
- Any small problem happening in our products will be solved at the most prompt time.
- We always offer relative technical support, quick response, all your inquiries will be replied within 24 hours.
Q: Are you trading company or manufacturer ?
A: We are factory.
Q: How long is your delivery time?
A: Generally 5-10 days if the goods are in stock. Or 15-20 days according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge, but because our cargo is always big, so the freight charged by yourself.
Q: What is the difference between pre galvanized steel tube and hot dip galvanized steel tube?
A: Firstly,production process is different;
Secondly,zinc amount is different.The normal zinc quantity for pre galvanized steel tube is around 40g/m²(2 sides), and the normal zinc quantity for hot dipped galvanized steel tube is 220g/m²(1 side).
At last , Hot dip steel tube's price is higher than pre gal one.
We are ready to provide more information as your request, pls feel free to contact us:
| Sales Manager | Francis yang |
| Mobile/Whatsapp/Viber/Wechat | +86 18622104452 |
Contact details:
attn : Mr Francis yang
WhatsApp /Mob / Viber / Wechat : 0086 186 22104452
Backup mail Id : tdeplev(at)yahoo.com
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